<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:th="http://www.thymeleaf.org">
<head>
    <title>IP Login Example!</title>
</head>
<body>
<div th:if="${param.error}">
    Invalid IP.
</div>
<div th:if="${param.logout}">
    You have been logged out.
</div>
<form th:action="@{/ipVerify}" method="post">
    <div><input type="submit" value="Sign In by IP"/></div>
</form>
</body>
</html>